/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { AfterViewChecked, Directive, ElementRef } from '@angular/core';

@Directive({
  selector: '[zeppelinMathJax]'
})
export class MathJaxDirective implements AfterViewChecked {
  constructor(private el: ElementRef<HTMLElement>) {}

  ngAfterViewChecked(): void {
    MathJax.Hub.Queue(['Typeset', MathJax.Hub, this.el.nativeElement]);
  }
}
